Charging adapter



FIG. 1 is a front perspective view showing a charging adapter;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a top plan thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a front view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a left side view thereof.

Broken lines included in the drawings show portions of the charging adapter that form no part of the claimed design. 

CLAIM The ornamental design for a charging adapter, as shown and described. 